This combo, comprising a keyboard and optical mouse, covers all your basic office needs. With its smart design and choice of materials this keyboard is protected against splash damage, so you can enjoy a refreshing beverage relatively risk-free while you work. The high-performance 1000 DPI optical sensor offers you smooth and accurate mouse-pointer control, while the symmetrical design allows for ambidextrous use. Keyboard: Black. Plug and play. Programmable hot keys. Spill resistant. Mouse: Optical sensor. 3 buttons. Scroll wheel. General information: Manufacturers 2 year guarantee.